Supported by the following organizations
This is to certify that Mark A Stiltner successfully completed and received a passing grade in SellingIdeas101x: Selling Ideas: How to Influence Others, and Get Your Message to Catch On a course of study offered by Wharton, an online learning initiative of The Wharton School of the University of Pennsylvania through edX.
Noted by
Jonah Berger
Associate Professor of Marketing The Wharton School
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- Professional Education Certificate Issued June 2, 2017
- Valid Certificate ID ef08873993b349faa5e21d3da9912915